Find the byte-length two’s complement representation of the following:   23   111   -100   -55   99   -15

Given the binary numbers A = 1101101 and B=110.011. Find their sum and difference Given the hexadecimal number CA7.5. Find their equivalent in octal. Find the two's complement of -27.3125.

Fill in the blank. The representation of 60 in binary using 8-bit signed magnitude is ______, in ones complement is ______, in two’s complement is ______, and in excess-127 is ______.

How many distinct integers can be represented by an N-bit two’s complement representation (i.e.what is the difference between the most positive and the most negative)

Find the 8-bit binary representation for −18.

Compute the following subtraction in 7-bit two’s complement using the A-B = A+(!B+1) formula: 8 – 12Write the results in binary.

Perform the subtraction with the following unsigned binary numbers by taking the 2ʹs complement of the subtrahend, a. 11010 − 10000   b. 11010 − 1101   c. 100 − 110000

How is the following binary number represented? Please see below and match the left with the right correctly. 1000 0011   In unsigned representation :  - 131 or -3 or 125 In signed-magnitude representation : - 131 or -3 or 125 In 2's complement representation : - 131 or -3 or 125

Show the binary representation of the following decimal numbers in (i) 2’s complement, (ii) 1’s complement, using 20 bits: a) 133,089 b) -138,989 c) -   7